The Arizona Department of Environmental Quality Has Issued An Ozone High Pollution Advisory (HPA) For Friday, May 30, 2025

by Air Quality News | May 30, 2025 | Headlines

Arizona Emergency Information Network | 30 May 2025 | During a High Pollution Advisory (HPA), residents are urged to limit activities that contribute to air pollution, such as driving, using leaf blowers, and burning wood, while also taking precautions to protect...

Pollution Levels Push U.S. Businesses Into Compliance Crisis

by Air Quality News | May 30, 2025 | Headlines

Environment+Energy Leader | 30 May 2025 | A new analysis from SimplerQMS highlights rising pollution-related risks for U.S. businesses, with Texas, California, and Oklahoma facing the greatest operational challenges due to unsafe air, water violations, and regulatory...

Preliminary study on the spread of air-borne pollutants in urban environment: a CFD simulation approach

by Air Quality News | May 30, 2025 | Headlines

Nature | 30 May 2025 | Using the CFD tool MGLET, researchers modeled traffic-related pollution in Munich with high spatial and temporal resolution, identifying key emission hotspots and airflow patterns like street canyon recirculation. This large-eddy simulation...

Plume Detection And Emissions Quantification Potential Using A Dense Sensor Network

by Air Quality News | May 30, 2025 | Headlines

ACS Publications – American Chemical Society | 30 May 2025 | Using the dense BEACO2N sensor network, researchers quantified emissions from a small urban fire in California, estimating 770 kg of PM2.5 and 70,000 kg of CO₂, among other pollutants. The study...

Assessing Air And Noise Pollution Through Acoustic Classification Of Vehicles Fuel Types Using Deep Learning

by Air Quality News | May 30, 2025 | Headlines

ScienceDirect.com | 30 May 2025 | Researchers developed a low-cost method using AI to classify vehicle engine types based on acoustic signatures, achieving 92% accuracy in identifying petrol, diesel, and high-emission diesel vehicles. This approach links traffic noise...

Researchers Create System To Log Air Quality Impacts Of Moorland Fires

by Air Quality News | May 30, 2025 | Headlines

The Guardian | 30 May 2025 | Researchers in the UK have launched FireUp, a new monitoring system combining satellite imagery and ground-based sensors to detect and assess air pollution from moorland fires. Prompted by smoke events in Sheffield, the project aims to...